/**
* @param Message $message
* @throws Exception\Story
*/
public function __invoke(Message $message)
{
if ($this->isStartMessage($message)) {
$story = Story::start($this->storyName, $message, $this->chapterTemplates, $this->messageConverter);
$this->storyLog->add($story);
} else {
$chapterNumber = ChapterNumber::fromString($message->metadata()[Metadata::STORY_CHAPTER]);
$story = $this->storyLog->get($chapterNumber->storyId());
if (null === $story) {
throw Exception\Story::withIdCannotBeFound($chapterNumber->storyId());
}
$story->continueWith($message, $this->chapterTemplates, $this->messageConverter, $this->messageFactory);
}
foreach ($story->getNextCommands() as $command) {
$this->commandBus->delayDispatch($command);
}
}
